<http://schema.org/description>
"\u3075\u3060\u3093\u5C65\u3044\u3066\u3044\u308B\u9774\u306F\u3069\u306E\u304F\u3089\u3044\u624B\u5165\u308C\u3092\u3057\u3066\u3044\u307E\u3059\u304B\uFF1F"^^<http://www.w3.org/2001/XMLSchema#string>
<http://gihyo.jp/book/pickup/2012/0008>